﻿/*   
    Copyright (C) 2009 Galaktika Corporation ZAO

    This file is a part of Galaktika.BusinessMonitor
 
    Galaktika.BusinessMonitor is a free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
      
    You should have received a copy of the GNU General Public License
    along with Galaktika.BusinessMonitor.  If not, see <http://www.gnu.org/licenses/>.
  
    If GPL v.3 is not suitable for your products or company,
    Galaktika Corp provides Galaktika.BusinessMonitor under a flexible commercial license
    designed to meet your specific usage and distribution requirements.
    If you have already obtained a commercial license from Galaktika Corp,
    you can use this file under those license terms.
*/

using System;
using System.Collections.Generic;
using System.Linq;

namespace Galaktika.BI.Silverlight.ClientApp.Web.Commands
{
    using Galaktika.BI.Silverlight.Runtime.Data;
    using Galaktika.BI.Silverlight.ClientApp.Web.Runtime;
    using Galaktika.BI.Silverlight.Services;
    using Galaktika.BI.Runtime.Services;

    public class GetDataCommand : Galaktika.BI.Silverlight.Commands.ServerCommand
    {
        public GetDataCommand(InvokeSchema invoker)
            : base(Galaktika.BI.Silverlight.Commands.CommandId.GetDataCommandId)
        {
            this.ContextId = invoker[KnownInvokeArgs.ContextId];
            this.DataSourceId = invoker[KnownInvokeArgs.DataSourceId];

            if (this.ContextId == null)
            {
                throw new ArgumentNullException(KnownInvokeArgs.ContextId);
            }
            if (this.DataSourceId == null)
            {
                throw new ArgumentNullException(KnownInvokeArgs.DataSourceId);
            }
        }

        public string ContextId { get; private set; }
        public string DataSourceId { get; private set; }
        //public string Path { get; private set; }

        public override InvokeResultSchema Invoke()
        {
            InvokeResultSchema res = new InvokeResultSchema(base.Id);
            DataBinder binder = DataBinder.Current;

            object obj = binder.CreateDataObject(this.ContextId, this.DataSourceId);

            res.Content = XmlUtility.Obj2XmlStr(obj, Common.Namespace);
            res.ContentType = binder.GetContentType(this.DataSourceId);

            return res;
        }
    }
}
